/*
 * Copyright 2010 Michael Nitsche
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package de.mnit.basis.daten.struktur.schluessel;

import de.mnit.basis.daten.S_Schreibschutz;
import de.mnit.basis.daten.struktur.gruppe.Gruppe2;
import de.mnit.basis.daten.struktur.menge.S_Menge;
import de.mnit.basis.daten.struktur.ordnen.S_Sortierbar;


/**
 * @author Michael Nitsche
 */
public interface S_Schluessel_LM<TA,TB> extends S_Sortierbar<Gruppe2<TA,TB>>, S_Schreibschutz {

	S_Menge<TA> gSchluessel();

	TB gib(TA schluessel);
	TB gib(TA schluessel, TB wennfehlt);

	boolean istLeer();

	S_Schluessel_LM<TA, TB> kopie();

	void plus(TA schluessel, TB objekt);
	void ersetzen(TA schluessel, TB neu);
	void setze(TA schluessel, TB neu);
	TB   minus(TA schluessel);
	void umbenennen(TA schluessel_alt, TA schluessel_neu);

}
